3-(4-ethoxyphenyl)pyrido[3,4-e][1,2,4]triazine

3-cyclopentylpyrido[3,4-e][1,2,4]triazine

3-cyclohexylpyrido[3,4-e][1,2,4]triazine

3-cyclobutylpyrido[3,4-e][1,2,4]triazine

4-(2-methylimidazo[4,5-c]pyridin-1-yl)benzonitrile